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jonny [76]
2 years ago
15

Please help me on this question its for biology

Biology
2 answers:
lara31 [8.8K]2 years ago
7 0
The second one good luck
Maslowich2 years ago
7 0
I can’t see the link
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0. Summarize the effects of progesterone and estrogen
tino4ka555 [31]

Answer:

Estrogen and progesterone are both involved in preparing the endometrium for embryo implantation. Estrogen helps to ensure conception by increasing the amount of secretory glands in the uterus. Estrogen also increases blood supply to the endometrium.

Progesterone is crucial for embryo implantation and maintenance of pregnancy. Progesterone also enlarges secretory glands that produce carbohydrates, proteins and mucin that are required for embryo nourishment before implantation. Progesterone stabilizes endometrial muscles to prevent them from contracting during pregnancy.

Explanation:

  • Estrogen and progesterone are steroid hormones of the reproductive system. Estrogen helps in conception whereas progesterone maintains pregnancy.
  • Estrogen is secreted during the follicular phase of the menstrual cycle that promotes the growth and maturation of follicles in the ovary.
  • Estrogen also induces oestrous behavior in females.
  • Secreted by the corpus luteum, progesterone is also a steroid hormone, responsible for implantation of the embryo in the uterus.
6 0
3 years ago
If you have normal vision, your eyes are not covered, and you are in a well-lit area, then opening your eyes is a necessary and
grandymaker [24]

Answer:

true

Explanation:

When your eyes are not covered and you are in an area with good lighting, then opening your eyes would certainly be a necessary thing to do to be able to see and this makes your vision to be normal.

According to Leo Gross, you can have a normal vision if you are 20 feet away from a particular spot and you see what a normal person sees on that same spot. There is the Snellen chart one is also expected to read in that position, so maintaining a normal vision means someone has 20/20 vision.

3 0
2 years ago
What is required for both the light dependent and light independent reactions to proceed
damaskus [11]

Answer:

for light dependent , chlorophyll The pigment, sunlight and water. while for light independent co2 , ribose sugar ATP, NADPH

3 0
3 years ago
. intradermal vaccination with influenza virus-like particles by using microneedles induces protection superior to that with int
andrezito [222]

The most significant limitation to the clinical utility of anthracycline antineoplastic medicines, which include doxorubicin (adriamycin), daunorubicin, or epirubicin, is the danger of cardiotoxicity.

  • Nevertheless, these substances continue to rank among the most popular anticancer medications.
  • Although the oxidative stress-based concept involving intramyocardial formation of reactive oxygen species (ROS) has acquired the most respect, the molecular etiology of anthracycline cardiotoxicity is still quite debatable.
  • Through redox cycling of both their aglycones and anthracycline-iron complexes, anthracyclines may facilitate the generation of ROS.
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What is Influenza?

  • It affects the lungs, nose, and throat.
  • High-risk groups include young children, elderly individuals, pregnant women, persons with chronic illnesses, and those with weakened immune systems.
  • Fever, chills, muscle pains, cough, congestion, runny nose, headaches, and exhaustion are some of the symptoms.
  • Rest and fluids are the main treatments for the flu because they allow the body to fight the illness on its own.
  • Anti-inflammatory painkillers sold over-the-counter may aid with symptoms. An yearly flu shot can lessen complications and aid in prevention.

To know more about Influenza please click here ; brainly.com/question/8425048

#SPJ4

4 0
1 year ago
1. During a heart attack, some of the cells in the thick layer of muscle in the heart walls die. This layer of muscle is called
Law Incorporation [45]

1. d)

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4. c)

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8 0
2 years ago
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